<template>
  <div>
    <!-- 面包屑 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <!-- 搜索与添加 -->
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserList"
          >
            <el-button
              type=""
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="addDialogVisble = true"
            >添加用户</el-button
          >
        </el-col>
        <!-- 用户列表区域 -->
        <!-- :data引入要展示的数据源 -->
        <el-table :data="userList" border stripe>
          <!-- label表示标注，prop表示数据字段名 -->
          <el-table-column type="index" label="序号"></el-table-column>
          <el-table-column label="姓名" prop="username"></el-table-column>
          <el-table-column label="邮箱" prop="email"></el-table-column>
          <el-table-column label="电话" prop="mobile"></el-table-column>
          <el-table-column label="角色" prop="role_name"></el-table-column>
          <el-table-column label="状态">
            <template v-slot="scope">
              <el-switch
                v-model="scope.row.mg_state"
                active-color="#13ce66"
                inactive-color="#ff4949"
                @change="userStatuChanged(scope.row)"
              >
              </el-switch>
            </template>
          </el-table-column>
          <!-- <el-table-column label="状态" prop="mg_state">
            <template slot-scope="scope">
              <el-switch
                v-model="scope.row.mg_state"
                active-color="#13ce66"
                inactive-color="#ff4949"
                @change="userStateChanged(scope.row.id)"
              >
              </el-switch>
            </template>
          </el-table-column> -->
          <el-table-column label="操作" width="180px">
            <template slot-scope="scope">
              <!-- 修改按钮 -->

              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>

              <!-- 删除按钮 -->
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini"
                @click="removeUserById(scope.row.id)"
              ></el-button>

              <!-- 设置按钮 -->
              <el-tooltip effect="dark" content="分配角色" placement="top">
                <el-button
                  type="warning"
                  icon="el-icon-setting"
                  size="mini"
                  @click="setRoles(scope.row)"
                ></el-button>
              </el-tooltip>
            </template>
          </el-table-column>
        </el-table>
      </el-row>
      <!-- 分页 -->
      <el-pagination
        style="margin-left:700px"
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="100"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 添加用户 -->
    <el-dialog
      title="添加用户"
      :visible.sync="addDialogVisble"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主题区域 -->
      <el-form
        :model="addForm"
        :rules="addFormRules"
        ref="addFormRef"
        label-width="70px"
        class="demo-ruleForm"
      >
        <el-form-item label="用户名" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>

      <!-- 底部区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="addDialogVisble = false">取 消</el-button>
        <el-button type="primary" @click="addUser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 添加用户 -->
    <!-- 修改用户 -->
    <el-dialog
      title="修改用户"
      :visible.sync="editDialogVisble"
      width="50%"
      @close="editDialogClosed"
    >
      <el-form
        label-width="70px"
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
      >
        <el-form-item label="用户名">
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="手机" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisble = fasle">取 消</el-button>
        <el-button type="primary" @click="editUserInfo">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 分配角色列表 -->
    <!-- 分配角色 -->
    <el-dialog
      title="分配角色"
      :visible.sync="setRolesDialogVisible"
      @close="setRolesDialogClosed"
      width="50%"
    >
      <div>
        <p>当前的用户 : {{ userInfo.username }}</p>
        <p>当前的角色 : {{ userInfo.role_name }}</p>
        <p>
          分配新角色:
          <el-select v-model="selectRoleId" placeholder="请选择">
            <el-option
              v-for="item in rolesList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            >
            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRolesDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRolesInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>
<script>
export default {
  name: "Users",
  data() {
    // 验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      // 验证邮箱的正则表达式
      const regEmail = /^([a-zA-Z0-9_-])+@([a-zA-Z0-9_-])+(\.[a-zA-Z0-9_-])+/;
      if (regEmail.test(value)) {
        //合法的邮箱
        return cb();
      }
      cb(new Error("请输入合法的邮箱"));
    };
    // 验证手机号的规则
    var checkMobile = (rule, value, cb) => {
      // 验证手机号的正则表达式
      const regMobile = /^(0|86|17951)?(13[0-9]|15[0123456789]|17[678]|18[0-9]|14[57])[0-9]{8}$/;
      if (regMobile.test(value)) {
        //合法的号码
        return cb();
      }
      cb(new Error("请输入合法的手机号码!"));
    };
    return {
      //获取用户列表对象
      queryInfo: {
        query: "",
        // 当前的页数
        pagenum: 1,
        // 当前每页显示多少数据
        pagesize: 2
      },
      userList: [],
      total: 0,
      // 控制添加用户对话框的显示与隐藏
      addDialogVisble: false,
      // 添加用户表单数据
      addForm: {
        username: "",
        password: "",
        email: "",
        mobile: ""
      },
      //添加表单的验证规则对象
      addFormRules: {
        username: [
          { required: true, message: "请输入用户名称", trigger: "blur" },
          { min: 3, max: 10, message: "长度在 3 到 10 个字符", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          { min: 6, max: 10, message: "长度在 6 到 10 个字符", trigger: "blur" }
        ],
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" }
        ],
        mobile: [
          { required: true, message: "请输入手机号码", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" }
        ]
      },
      // 控制修改用户对话框的显示与隐藏
      editDialogVisble: false,
      // 查询到的用户信息
      editForm: {},
      //修改表单的验证规则对象
      editFormRules: {
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          { validator: checkEmail, trigger: "blur" }
        ],
        mobile: [
          { required: true, message: "请输入手机号码", trigger: "blur" },
          { validator: checkMobile, trigger: "blur" }
        ]
      },
      // 控制分配角色对话框的显示和隐藏
      setRolesDialogVisible: false,
      // 需要被分配角色的用户信息
      userInfo: {},
      // 分配角色列表
      rolesList: [],
      // 保存已经选中的角色id值
      selectRoleId: ""
    };
  },
  created() {
    this.getUserList();
  },
  methods: {
    //获取用户列表
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo
      });
      if (res.meta.status !== 200) {
        return this.$message.error("获取用户列表失败!");
      }
      this.$message.success("获取用户列表成功!");
      this.userList = res.data.users;
      this.total = res.data.total;
      console.log(res);
    },
    // 分页
    // 监听 pagesize 改变事件 每页显示的个数
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    // 监听 页码值 改变的事件 当前页面值
    handleCurrentChange(newPage) {
      console.log(newPage);
      this.queryInfo.pagenum = newPage;
      this.getUserList();
    },
    //监听开关状态改变
    async userStatuChanged(userInfo) {
      console.log(userInfo);
      const { data: res } = await this.$http.put(
        `users/${userInfo.id}/state/${userInfo.mg_state}`
      );
      if (res.meta.status !== 200) {
        userInfo.mg_state = !userInfo.mg_state;
        return this.$message.error("更新用户状态失败!");
      }
      console.log("1111111");
      return this.$message.success("更新用户状态成功!");
      // console.log(userInfo)
      // const { data: res } = await this.$http.put(
      //   `users/${userInfo}/state/${userInfo.mg_state}`
      // );

      // if (res.meta.status !== 200) {
      //    console.log(res.meta);
      //   userInfo.mg_state = !userInfo.mg_state;
      //   return this.$message.error("更新用户状态失败!");
      // }

      // return this.$message.success("更新用户状态成功!");
    },
    // 监听添加用户对话框的关闭事件
    addDialogClosed() {
      this.$refs.addFormRef.resetFields();
    },
    // 点击按钮,添加新用户
    addUser() {
      this.$refs.addFormRef.validate(async valid => {
        console.log(valid);
        if (!valid) return;
        // 可以发起添加用户请求
        const { data: res } = await this.$http.post("users", this.addForm);
        if (res.meta.status !== 201) {
          return this.$message.error("用户添加失败了~");
        }
        // 隐藏添加用户的对话框
        this.addDialogVisible = false;
        // 添加成后重新获取用户数据,不需要用户手动刷新
        this.getUserList();

        return this.$message.success("用户添加成功了~");
      });
    },
    // 展示编辑用户的对话框
    async showEditDialog(id) {
      console.log("获取id=" + id);
      this.editDialogVisble = true;
      const { data: res } = await this.$http.get("users/" + id);
      if (res.meta.status !== 200) {
        return this.$message.error("查询用户数据失败~");
      }
      this.editForm = res.data;
      console.log(res);
      this.editDialogVisble = true;
      return this.$message.success("查询用户数据成功~");
    },
    // 监听修改用户对话框的关闭事件
    editDialogClosed() {
      this.$refs.editFormRef.resetFields();
    },
    //修改用户信息并且提交
    editUserInfo() {
      this.$refs.editFormRef.validate(async valid => {
        console.log(valid);
        if (!valid) return;
        // 发起修改用户信息的数据请求
        const { data: res } = await this.$http.put(
          "users/" + this.editForm.id,
          {
            email: this.editForm.email,
            mobile: this.editForm.mobile
          }
        );
        if (res.meta.status !== 200) {
          this.$message.error("更新用户信息失败!");
        }
        this.editDialogVisble = false;
        this.getUserList();
        this.$message.success("更新用户信息成功!");
      });
    },
    // 根据id删除对应的用户信息
    async removeUserById(id) {
      // 询问用户是否删除用户
      const confirmRusult = await this.$confirm(
        "此操作将永久删除该文件, 是否继续?",
        "永久删除该用户",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning"
        }
      ).catch(err => err);
      console.log(confirmRusult);
      // 用户点击了删除,则返回字符串 confirm
      // 用户取消了删除,则返回字符串 cancel
      if (confirmRusult !== "confirm") {
        return this.$message.info("已经取消了删除");
      }
      this.$http.delete("users/" + id).then(res => {
        const { data: response } = res;
        console.log(response);
        if (response.meta.status !== 200) {
          return this.$message.error("该用户删除失败");
        }
        this.$message.success("该用户已经删除");
        this.getUserList();
      });
    },
    // 展示分配角色的对话框
    // setRole(){
    //   this.setRolesDialogVisible=true;
    // },
    // 展示分配角色的对话框
    async setRoles(userInfo) {
      this.userInfo = userInfo;
      console.log("userInfo==>" + userInfo);
      // 再展示对话框之前获取所有的角色列表
      const { data: res } = await this.$http.get("roles");
      if (res.meta.status !== 200) {
        return this.$message.error("获取角色列表失败!");
      }
      this.rolesList = res.data;
      this.setRolesDialogVisible = true;
    },
    // 点击按钮,分配角色
    async saveRolesInfo() {
      if (!this.selectRoleId) {
        return this.$message.error("请选择要分配的角色!");
      }
      const { data: res } = await this.$http.put(
        `users/${this.userInfo.id}/role`,
        {
          rid: this.selectRoleId
        }
      );
      if (res.meta.status !== 200) {
        return this.$message.error("更新角色失败!");
      }
      this.$message.success("更新角色成功!");
      this.getUserList();
      this.setRolesDialogVisible = false;
    },
    // 分配角色对话框关闭
    setRolesDialogClosed() {
      this.selectRoleId = "";
      this.userInfo = "";
    }
  }
};
</script>
<style scoped>
.text {
  font-size: 14px;
}

.item {
  padding: 18px 0;
}

.box-card {
  width: 480px;
}
</style>
